<template>
    <div class="app-container container-content">
        <div class="app-view-box">
            <el-form :model="queryParams" ref="queryForm" v-show="showSearch" :inline="true">
                <el-form-item label="角色名称" prop="roleName">
                    <el-input
                        v-model="queryParams.roleName"
                        placeholder="请输入角色名称"
                        clearable
                        size="small"
                        style="width: 240px"
                        @keyup.enter.native="handleQuery"
                    />
                </el-form-item>
                <el-form-item label="权限字符" prop="roleKey">
                    <el-input
                        v-model="queryParams.roleKey"
                        placeholder="请输入权限字符"
                        clearable
                        size="small"
                        style="width: 240px"
                        @keyup.enter.native="handleQuery"
                    />
                </el-form-item>
                <el-form-item label="状态" prop="status">
                    <el-select
                        v-model="queryParams.status"
                        placeholder="角色状态"
                        clearable
                        size="small"
                        style="width: 240px"
                    >
                        <el-option
                            v-for="dict in statusOptions"
                            :key="dict.dictValue"
                            :label="dict.dictLabel"
                            :value="dict.dictValue"
                        />
                    </el-select>
                </el-form-item>
                <el-form-item label="创建时间">
                    <el-date-picker
                        v-model="dateRange"
                        size="small"
                        style="width: 240px"
                        value-format="yyyy-MM-dd"
                        type="daterange"
                        range-separator="-"
                        start-placeholder="开始日期"
                        end-placeholder="结束日期"
                    ></el-date-picker>
                </el-form-item>
                <el-form-item>
                    <el-button type="cyan" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                    <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
                </el-form-item>
            </el-form>

            <el-row :gutter="10" class="mb8">
                <el-col :span="1.5">
                    <el-button
                        type="primary"
                        icon="el-icon-plus"
                        size="mini"
                        @click="handleAdd"
                        v-hasPermi="['system:role:add']"
                    >新增
                    </el-button>
                </el-col>
                <el-col :span="1.5">
                    <el-button
                        type="success"
                        icon="el-icon-edit"
                        size="mini"
                        :disabled="single"
                        @click="handleUpdate"
                        v-hasPermi="['system:role:edit']"
                    >修改
                    </el-button>
                </el-col>
                <el-col :span="1.5">
                    <el-button
                        type="danger"
                        icon="el-icon-delete"
                        size="mini"
                        :disabled="multiple"
                        @click="handleDelete"
                        v-hasPermi="['system:role:remove']"
                    >删除
                    </el-button>
                </el-col>
                <el-col :span="1.5">
                    <el-button
                        type="warning"
                        icon="el-icon-download"
                        size="mini"
                        @click="handleExport"
                        v-hasPermi="['system:role:export']"
                    >导出
                    </el-button>
                </el-col>
                <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
            </el-row>

            <el-table v-loading="loading" :data="roleList" @selection-change="handleSelectionChange">
                <el-table-column type="selection" width="55" align="center"/>
                <el-table-column label="角色编号" prop="roleId" width="120"/>
                <el-table-column label="角色名称" prop="roleName" :show-overflow-tooltip="true" width="150"/>
                <el-table-column label="权限字符" prop="roleKey" :show-overflow-tooltip="true" width="150"/>
                <el-table-column label="显示顺序" prop="roleSort" width="100"/>
                <el-table-column label="状态" align="center" width="100">
                    <template slot-scope="scope">
                        <el-switch
                            v-model="scope.row.status"
                            active-value="0"
                            inactive-value="1"
                            @change="handleStatusChange(scope.row)"
                        ></el-switch>
                    </template>
                </el-table-column>
                <el-table-column label="创建时间" align="center" prop="createTime" width="180">
                    <template slot-scope="scope">
                        <span>{{ parseTime(scope.row.createTime) }}</span>
                    </template>
                </el-table-column>
                <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                    <template slot-scope="scope">
                        <el-button
                            size="mini"
                            type="text"
                            icon="el-icon-edit"
                            @click="handleUpdate(scope.row)"
                            v-hasPermi="['system:role:edit']"
                        >修改
                        </el-button>
                        <el-button
                            size="mini"
                            type="text"
                            icon="el-icon-circle-check"
                            @click="handleDataScope(scope.row)"
                            v-hasPermi="['system:role:edit']"
                        >数据权限
                        </el-button>
                        <el-button
                            size="mini"
                            type="text"
                            icon="el-icon-delete"
                            @click="handleDelete(scope.row)"
                            v-hasPermi="['system:role:remove']"
                        >删除
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>
        </div>
        <pagination
            class="table-pagination"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total"
            :page.sync="queryParams.pageNum"
            :limit.sync="queryParams.pageSize"
            @pagination="getList"
        />

        <!-- 添加或修改角色配置对话框 -->
        <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="80px">
                <el-form-item label="角色名称" prop="roleName">
                    <el-input v-model="form.roleName" placeholder="请输入角色名称"/>
                </el-form-item>
                <el-form-item label="权限字符" prop="roleKey">
                    <el-input v-model="form.roleKey" placeholder="请输入权限字符"/>
                </el-form-item>
                <el-form-item label="角色顺序" prop="roleSort">
                    <el-input-number v-model="form.roleSort" controls-position="right" :min="0"/>
                </el-form-item>
                <el-form-item label="状态">
                    <el-radio-group v-model="form.status">
                        <el-radio
                            v-for="dict in statusOptions"
                            :key="dict.dictValue"
                            :label="dict.dictValue"
                        >{{ dict.dictLabel }}
                        </el-radio>
                    </el-radio-group>
                </el-form-item>
                <el-form-item label="菜单权限">
                    <el-checkbox v-model="menuExpand" @change="handleCheckedTreeExpand($event, 'menu')">展开/折叠
                    </el-checkbox>
                    <el-checkbox v-model="menuNodeAll" @change="handleCheckedTreeNodeAll($event, 'menu')">全选/全不选
                    </el-checkbox>
                    <el-checkbox v-model="form.menuCheckStrictly" @change="handleCheckedTreeConnect($event, 'menu')">
                        父子联动
                    </el-checkbox>
                    <el-tree
                        class="tree-border"
                        :data="menuOptions"
                        show-checkbox
                        ref="menu"
                        node-key="id"
                        :check-strictly="!form.menuCheckStrictly"
                        empty-text="加载中，请稍后"
                        :props="defaultProps"
                    ></el-tree>
                </el-form-item>
                <el-form-item label="备注">
                    <el-input v-model="form.remark" type="textarea" placeholder="请输入内容"></el-input>
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确 定</el-button>
                <el-button @click="cancel">取 消</el-button>
            </div>
        </el-dialog>

        <!-- 分配角色数据权限对话框 -->
        <el-dialog :title="title" :visible.sync="openDataScope" width="500px" append-to-body>
            <el-form :model="form" label-width="80px">
                <el-form-item label="角色名称">
                    <el-input v-model="form.roleName" :disabled="true"/>
                </el-form-item>
                <el-form-item label="权限字符">
                    <el-input v-model="form.roleKey" :disabled="true"/>
                </el-form-item>
                <el-form-item label="权限范围">
                    <el-select v-model="form.dataScope">
                        <el-option
                            v-for="item in dataScopeOptions"
                            :key="item.value"
                            :label="item.label"
                            :value="item.value"
                        ></el-option>
                    </el-select>
                </el-form-item>
                <el-form-item label="数据权限" v-show="form.dataScope == 2">
                    <el-checkbox v-model="deptExpand" @change="handleCheckedTreeExpand($event, 'dept')">展开/折叠
                    </el-checkbox>
                    <el-checkbox v-model="deptNodeAll" @change="handleCheckedTreeNodeAll($event, 'dept')">全选/全不选
                    </el-checkbox>
                    <el-checkbox v-model="form.deptCheckStrictly" @change="handleCheckedTreeConnect($event, 'dept')">
                        父子联动
                    </el-checkbox>
                    <el-tree
                        class="tree-border"
                        :data="deptOptions"
                        show-checkbox
                        default-expand-all
                        ref="dept"
                        node-key="id"
                        :check-strictly="!form.deptCheckStrictly"
                        empty-text="加载中，请稍后"
                        :props="defaultProps"
                    ></el-tree>
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitDataScope">确 定</el-button>
                <el-button @click="cancelDataScope">取 消</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
import {
    listRole,
    getRole,
    delRole,
    addRole,
    updateRole,
    exportRole,
    dataScope,
    changeRoleStatus
} from '@/api/system/role'
import { treeselect as menuTreeselect, roleMenuTreeselect } from '@/api/system/menu'
import { treeselect as deptTreeselect, roleDeptTreeselect } from '@/api/system/dept'

export default {
    name: 'Role',
    data() {
        return {
            // 遮罩层
            loading: true,
            // 选中数组
            ids: [],
            // 非单个禁用
            single: true,
            // 非多个禁用
            multiple: true,
            // 显示搜索条件
            showSearch: true,
            // 总条数
            total: 0,
            // 角色表格数据
            roleList: [],
            // 弹出层标题
            title: '',
            // 是否显示弹出层
            open: false,
            // 是否显示弹出层（数据权限）
            openDataScope: false,
            menuExpand: false,
            menuNodeAll: false,
            deptExpand: true,
            deptNodeAll: false,
            // 日期范围
            dateRange: [],
            // 状态数据字典
            statusOptions: [],
            // 数据范围选项
            dataScopeOptions: [
                {
                    value: '1',
                    label: '全部数据权限'
                },
                {
                    value: '2',
                    label: '自定数据权限'
                },
                {
                    value: '3',
                    label: '本部门数据权限'
                },
                {
                    value: '4',
                    label: '本部门及以下数据权限'
                },
                {
                    value: '5',
                    label: '仅本人数据权限'
                }
            ],
            // 菜单列表
            menuOptions: [],
            // 部门列表
            deptOptions: [],
            // 查询参数
            queryParams: {
                pageNum: 1,
                pageSize: 10,
                roleName: undefined,
                roleKey: undefined,
                status: undefined
            },
            // 表单参数
            form: {},
            defaultProps: {
                children: 'children',
                label: 'label'
            },
            // 表单校验
            rules: {
                roleName: [
                    { required: true, message: '角色名称不能为空', trigger: 'blur' }
                ],
                roleKey: [
                    { required: true, message: '权限字符不能为空', trigger: 'blur' }
                ],
                roleSort: [
                    { required: true, message: '角色顺序不能为空', trigger: 'blur' }
                ]
            }
        }
    },
    created() {
        this.getList()
        this.getDicts('sys_normal_disable').then(response => {
            this.statusOptions = response.data
        })
    },
    methods: {
        /** 查询角色列表 */
        getList() {
            this.loading = true
            listRole(this.addDateRange(this.queryParams, this.dateRange)).then(
                response => {
                    this.roleList = response.rows
                    this.total = response.total
                    this.loading = false
                }
            )
        },
        /** 查询菜单树结构 */
        getMenuTreeselect() {
            menuTreeselect().then(response => {
                this.menuOptions = response.data
            })
        },
        /** 查询部门树结构 */
        getDeptTreeselect() {
            deptTreeselect().then(response => {
                this.deptOptions = response.data
            })
        },
        // 所有菜单节点数据
        getMenuAllCheckedKeys() {
            // 目前被选中的菜单节点
            let checkedKeys = this.$refs.menu.getCheckedKeys()
            // 半选中的菜单节点
            let halfCheckedKeys = this.$refs.menu.getHalfCheckedKeys()
            checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
            return checkedKeys
        },
        // 所有部门节点数据
        getDeptAllCheckedKeys() {
            // 目前被选中的部门节点
            let checkedKeys = this.$refs.dept.getCheckedKeys()
            // 半选中的部门节点
            let halfCheckedKeys = this.$refs.dept.getHalfCheckedKeys()
            checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
            return checkedKeys
        },
        /** 根据角色ID查询菜单树结构 */
        getRoleMenuTreeselect(roleId) {
            return roleMenuTreeselect(roleId).then(response => {
                this.menuOptions = response.menus
                return response
            })
        },
        /** 根据角色ID查询部门树结构 */
        getRoleDeptTreeselect(roleId) {
            return roleDeptTreeselect(roleId).then(response => {
                this.deptOptions = response.depts
                return response
            })
        },
        // 角色状态修改
        handleStatusChange(row) {
            let text = row.status === '0' ? '启用' : '停用'
            this.$confirm('确认要"' + text + '""' + row.roleName + '"角色吗?', '警告', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(function() {
                return changeRoleStatus(row.roleId, row.status)
            }).then(() => {
                this.msgSuccess(text + '成功')
            }).catch(function() {
                row.status = row.status === '0' ? '1' : '0'
            })
        },
        // 取消按钮
        cancel() {
            this.open = false
            this.reset()
        },
        // 取消按钮（数据权限）
        cancelDataScope() {
            this.openDataScope = false
            this.reset()
        },
        // 表单重置
        reset() {
            if (this.$refs.menu != undefined) {
                this.$refs.menu.setCheckedKeys([])
            }
            this.menuExpand = false,
                this.menuNodeAll = false,
                this.deptExpand = true,
                this.deptNodeAll = false,
                this.form = {
                    roleId: undefined,
                    roleName: undefined,
                    roleKey: undefined,
                    roleSort: 0,
                    status: '0',
                    menuIds: [],
                    deptIds: [],
                    menuCheckStrictly: true,
                    deptCheckStrictly: true,
                    remark: undefined
                }
            this.resetForm('form')
        },
        /** 搜索按钮操作 */
        handleQuery() {
            this.queryParams.pageNum = 1
            this.getList()
        },
        /** 重置按钮操作 */
        resetQuery() {
            this.dateRange = []
            this.resetForm('queryForm')
            this.handleQuery()
        },
        // 多选框选中数据
        handleSelectionChange(selection) {
            this.ids = selection.map(item => item.roleId)
            this.single = selection.length != 1
            this.multiple = !selection.length
        },
        // 树权限（展开/折叠）
        handleCheckedTreeExpand(value, type) {
            if (type == 'menu') {
                let treeList = this.menuOptions
                for (let i = 0; i < treeList.length; i++) {
                    this.$refs.menu.store.nodesMap[treeList[i].id].expanded = value
                }
            } else if (type == 'dept') {
                let treeList = this.deptOptions
                for (let i = 0; i < treeList.length; i++) {
                    this.$refs.dept.store.nodesMap[treeList[i].id].expanded = value
                }
            }
        },
        // 树权限（全选/全不选）
        handleCheckedTreeNodeAll(value, type) {
            if (type == 'menu') {
                this.$refs.menu.setCheckedNodes(value ? this.menuOptions : [])
            } else if (type == 'dept') {
                this.$refs.dept.setCheckedNodes(value ? this.deptOptions : [])
            }
        },
        // 树权限（父子联动）
        handleCheckedTreeConnect(value, type) {
            if (type == 'menu') {
                this.form.menuCheckStrictly = value ? true : false
            } else if (type == 'dept') {
                this.form.deptCheckStrictly = value ? true : false
            }
        },
        /** 新增按钮操作 */
        handleAdd() {
            this.reset()
            this.getMenuTreeselect()
            this.open = true
            this.title = '添加角色'
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset()
            const roleId = row.roleId || this.ids
            const roleMenu = this.getRoleMenuTreeselect(roleId)
            getRole(roleId).then(response => {
                this.form = response.data
                this.open = true
                this.$nextTick(() => {
                    roleMenu.then(res => {
                        this.$refs.menu.setCheckedKeys(res.checkedKeys)
                    })
                })
                this.title = '修改角色'
            })
        },
        /** 分配数据权限操作 */
        handleDataScope(row) {
            this.reset()
            const roleDeptTreeselect = this.getRoleDeptTreeselect(row.roleId)
            getRole(row.roleId).then(response => {
                this.form = response.data
                this.openDataScope = true
                this.$nextTick(() => {
                    roleDeptTreeselect.then(res => {
                        this.$refs.dept.setCheckedKeys(res.checkedKeys)
                    })
                })
                this.title = '分配数据权限'
            })
        },
        /** 提交按钮 */
        submitForm: function() {
            this.$refs['form'].validate(valid => {
                if (valid) {
                    if (this.form.roleId != undefined) {
                        this.form.menuIds = this.getMenuAllCheckedKeys()
                        updateRole(this.form).then(response => {
                            this.msgSuccess('修改成功')
                            this.open = false
                            this.getList()
                        })
                    } else {
                        this.form.menuIds = this.getMenuAllCheckedKeys()
                        addRole(this.form).then(response => {
                            this.msgSuccess('新增成功')
                            this.open = false
                            this.getList()
                        })
                    }
                }
            })
        },
        /** 提交按钮（数据权限） */
        submitDataScope: function() {
            if (this.form.roleId != undefined) {
                this.form.deptIds = this.getDeptAllCheckedKeys()
                dataScope(this.form).then(response => {
                    this.msgSuccess('修改成功')
                    this.openDataScope = false
                    this.getList()
                })
            }
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            const roleIds = row.roleId || this.ids
            this.$confirm('是否确认删除角色编号为"' + roleIds + '"的数据项?', '警告', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(function() {
                return delRole(roleIds)
            }).then(() => {
                this.getList()
                this.msgSuccess('删除成功')
            })
        },
        /** 导出按钮操作 */
        handleExport() {
            const queryParams = this.queryParams
            this.$confirm('是否确认导出所有角色数据项?', '警告', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(function() {
                return exportRole(queryParams)
            }).then(response => {
                this.download(response.msg)
            })
        }
    }
}
</script>
